add mod type to mod scanner result

3 files changed, 39 insertions, 6 deletions

diff --git a/src/SMAPI.Toolkit/Framework/ModScanning/ModFolder.cs b/src/SMAPI.Toolkit/Framework/ModScanning/ModFolder.cs
index bb467b36..adfee527 100644
--- a/src/SMAPI.Toolkit/Framework/ModScanning/ModFolder.cs
+++ b/src/SMAPI.Toolkit/Framework/ModScanning/ModFolder.cs
@@ -18,6 +18,9 @@ namespace StardewModdingAPI.Toolkit.Framework.ModScanning
         /// <summary>The folder containing the mod's manifest.json.</summary>
         public DirectoryInfo Directory { get; }
 
+        /// <summary>The mod type.</summary>
+        public ModType Type { get; }
+
         /// <summary>The mod manifest.</summary>
         public Manifest Manifest { get; }
 
@@ -34,13 +37,15 @@ namespace StardewModdingAPI.Toolkit.Framework.ModScanning
         /// <summary>Construct an instance.</summary>
         /// <param name="root">The root folder containing mods.</param>
         /// <param name="directory">The folder containing the mod's manifest.json.</param>
+        /// <param name="type">The mod type.</param>
         /// <param name="manifest">The mod manifest.</param>
         /// <param name="manifestParseError">The error which occurred parsing the manifest, if any.</param>
         /// <param name="shouldBeLoaded">Whether the mod should be loaded by default. This should be <c>false</c> if it was found within a folder whose name starts with a dot.</param>
-        public ModFolder(DirectoryInfo root, DirectoryInfo directory, Manifest manifest, string manifestParseError = null, bool shouldBeLoaded = true)
+        public ModFolder(DirectoryInfo root, DirectoryInfo directory, ModType type, Manifest manifest, string manifestParseError = null, bool shouldBeLoaded = true)
         {
             // save info
             this.Directory = directory;
+            this.Type = type;
             this.Manifest = manifest;
             this.ManifestParseError = manifestParseError;
             this.ShouldBeLoaded = shouldBeLoaded;
diff --git a/src/SMAPI.Toolkit/Framework/ModScanning/ModScanner.cs b/src/SMAPI.Toolkit/Framework/ModScanning/ModScanner.cs
index 0ab73d56..507e7be2 100644
--- a/src/SMAPI.Toolkit/Framework/ModScanning/ModScanner.cs
+++ b/src/SMAPI.Toolkit/Framework/ModScanning/ModScanner.cs
@@ -65,10 +65,10 @@ namespace StardewModdingAPI.Toolkit.Framework.ModScanning
             {
                 FileInfo[] files = searchFolder.GetFiles("*", SearchOption.AllDirectories).Where(this.IsRelevant).ToArray();
                 if (!files.Any())
-                    return new ModFolder(root, searchFolder, null, "it's an empty folder.");
+                    return new ModFolder(root, searchFolder, ModType.Invalid, null, "it's an empty folder.");
                 if (files.All(file => this.PotentialXnbModExtensions.Contains(file.Extension)))
-                    return new ModFolder(root, searchFolder, null, "it's not a SMAPI mod (see https://smapi.io/xnb for info).");
-                return new ModFolder(root, searchFolder, null, "it contains files, but none of them are manifest.json.");
+                    return new ModFolder(root, searchFolder, ModType.Xnb, null, "it's not a SMAPI mod (see https://smapi.io/xnb for info).");
+                return new ModFolder(root, searchFolder, ModType.Invalid, null, "it contains files, but none of them are manifest.json.");
             }
 
             // read mod info
@@ -98,7 +98,17 @@ namespace StardewModdingAPI.Toolkit.Framework.ModScanning
                 manifest.Author = this.StripNewlines(manifest.Author);
             }
 
-            return new ModFolder(root, manifestFile.Directory, manifest, manifestError);
+            // get mod type
+            ModType type = ModType.Invalid;
+            if (manifest != null)
+            {
+                type = !string.IsNullOrWhiteSpace(manifest.ContentPackFor?.UniqueID)
+                    ? ModType.ContentPack
+                    : ModType.Smapi;
+            }
+
+            // build result
+            return new ModFolder(root, manifestFile.Directory, type, manifest, manifestError);
         }
 
 
@@ -112,7 +122,7 @@ namespace StardewModdingAPI.Toolkit.Framework.ModScanning
         {
             // skip
             if (folder.FullName != root.FullName && folder.Name.StartsWith("."))
-                yield return new ModFolder(root, folder, null, "ignored folder because its name starts with a dot.", shouldBeLoaded: false);
+                yield return new ModFolder(root, folder, ModType.Invalid, null, "ignored folder because its name starts with a dot.", shouldBeLoaded: false);
 
             // recurse into subfolders
             else if (this.IsModSearchFolder(root, folder))
diff --git a/src/SMAPI.Toolkit/Framework/ModScanning/ModType.cs b/src/SMAPI.Toolkit/Framework/ModScanning/ModType.cs
new file mode 100644
index 00000000..2ceb9e40
--- /dev/null
+++ b/src/SMAPI.Toolkit/Framework/ModScanning/ModType.cs
@@ -0,0 +1,18 @@
+namespace StardewModdingAPI.Toolkit.Framework.ModScanning
+{
+    /// <summary>A general mod type.</summary>
+    public enum ModType
+    {
+        /// <summary>The mod is invalid and its type could not be determined.</summary>
+        Invalid,
+
+        /// <summary>A mod which uses SMAPI directly.</summary>
+        Smapi,
+
+        /// <summary>A mod which contains files loaded by a SMAPI mod.</summary>
+        ContentPack,
+
+        /// <summary>A legacy mod which replaces game files directly.</summary>
+        Xnb
+    }
+}